/* ═══════════════════════════════════════════
   DATA CLEANER — WORKSPACE STYLES
   ═══════════════════════════════════════════ */

/* ── Cleaner Page Header ─────────────────── */
.cleaner-page-header {
  text-align: center;
  margin-bottom: 20px;
  padding: 0 20px;
  margin-top: 20px;
}

.cleaner-page-title {
  font-family: var(--font-heading);
  font-size: 42px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}

.cleaner-page-desc {
  font-size: 14px;
  color: var(--color-secondary-text);
  margin: 0 auto;
  line-height: 1.5;
  max-width: 480px;
}

@media (max-width: 640px) {
  .cleaner-page-title {
    font-size: 26px;
  }

  .cleaner-page-desc {
    font-size: 12px;
  }
}

/* ── Cleaner Action Bar (Upload / Import) ── */
.cleaner-action-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.cleaner-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-primary);
  border-radius: 50px;
}

.cleaner-action-btn:hover {
  background: var(--color-surface-low);
  border-color: var(--color-primary);
}

.cleaner-action-btn.primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
}

.cleaner-action-btn.primary:hover {
  opacity: 0.85;
}

.cleaner-action-btn .material-symbols-outlined {
  font-size: 16px !important;
}

/* ── Dataset Tabs Bar ────────────────────── */
.dataset-tabs-bar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.dataset-tabs-bar::-webkit-scrollbar {
  display: none;
}

.dataset-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--color-secondary-text);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  min-width: 0;
  flex-shrink: 0;
  position: relative;
}

.dataset-tab:hover {
  color: var(--color-primary);
  background: var(--color-surface-low);
}

.dataset-tab.active {
  color: var(--color-primary);
  background: var(--color-bg);
  border-color: var(--color-border);
  font-weight: 600;
}

.dataset-tab-name {
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dataset-tab-name[contenteditable="true"] {
  outline: none;
  background: var(--color-surface-low);
  padding: 1px 4px;
  border-radius: 3px;
  min-width: 40px;
}

.dataset-tab-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 14px !important;
  color: var(--color-outline);
  opacity: 0;
  transition: all var(--transition-fast);
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  font-family: var(--font-main);
  line-height: 1;
}

.dataset-tab:hover .dataset-tab-close,
.dataset-tab.active .dataset-tab-close {
  opacity: 1;
}

.dataset-tab-close:hover {
  background: var(--color-surface-variant);
  color: var(--color-error);
}

.dataset-tab-add {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 18px;
  color: var(--color-outline);
  background: transparent;
  border: 1px dashed var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  margin-left: 4px;
}

.dataset-tab-add:hover {
  background: var(--color-surface-low);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ── Main Cleaner Workspace Card ─────────── */
.cleaner-workspace-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  height: 600px;
  /* strict, premium fixed height so it never stretches vertically */
  min-height: 0;
  /* allow flex child elements to shrink correctly */
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
}

html.dark .cleaner-workspace-card {
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.25), 0 2px 6px -1px rgba(0, 0, 0, 0.15);
}

/* ── Cleaner Toolbar ─────────────────────── */
.cleaner-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  background: var(--color-surface-low);
}

.cleaner-toolbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--color-secondary-text);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cleaner-toolbar-btn:hover {
  color: var(--color-primary);
  background: var(--color-surface);
  border-color: var(--color-border);
}

.cleaner-toolbar-btn .material-symbols-outlined {
  font-size: 16px !important;
}

.cleaner-toolbar-divider {
  width: 1px;
  height: 20px;
  background: var(--color-border);
  margin: 0 4px;
}

.cleaner-toolbar-spacer {
  flex: 1;
}

/* ── Internal Workspace Tabs ─────────────── */
.cleaner-internal-tabs {
  display: flex;
  padding: 8px 14px;
  border-bottom: 1px solid var(--color-border);
  gap: 8px;
  background: var(--color-surface);
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
}

.cleaner-internal-tabs::-webkit-scrollbar {
  display: none;
}

.cleaner-internal-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-secondary-text);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: var(--font-main);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.cleaner-internal-tab .material-symbols-outlined {
  font-size: 16px !important;
}

.cleaner-internal-tab:hover {
  color: var(--color-primary);
  background-color: var(--color-surface-low);
}

.cleaner-internal-tab.active {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background-color: var(--color-surface-variant);
  font-weight: 600;
}

/* ── Tab Content Panels ──────────────────── */
.cleaner-tab-content {
  display: none;
  flex: 1;
  min-height: 0;
  /* enable proper flex-child shrinking */
  flex-direction: column;
  overflow: hidden;
}

.cleaner-tab-content.active {
  display: flex;
}

/* ── Spreadsheet Grid ────────────────────── */
.cleaner-grid-wrapper {
  flex: 1;
  overflow: auto;
  position: relative;
}

.cleaner-grid-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.cleaner-search-input {
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 12px;
  font-family: var(--font-main);
  background: var(--color-surface-low);
  color: var(--color-primary);
  outline: none;
  width: 220px;
  transition: border-color var(--transition-fast);
}

.cleaner-search-input:focus {
  border-color: var(--color-primary);
}

.cleaner-search-input::placeholder {
  color: var(--color-outline);
}

.cleaner-grid-meta {
  font-size: 11px;
  color: var(--color-outline);
  margin-left: auto;
  font-weight: 500;
}

.cleaner-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-family: var(--font-main);
  table-layout: auto;
}

.cleaner-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.cleaner-table th {
  background: var(--color-surface-low);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  border-bottom: 2px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  position: relative;
  min-width: 80px;
  transition: background var(--transition-fast);
}

.cleaner-table th:hover {
  background: var(--color-surface-variant);
}

.cleaner-table th:last-child {
  border-right: none;
}

.cleaner-table th .th-sort-icon {
  font-size: 14px !important;
  vertical-align: middle;
  margin-left: 4px;
  opacity: 0.4;
}

.cleaner-table th.sorted .th-sort-icon {
  opacity: 1;
}

.cleaner-table th .th-resize-handle {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  cursor: col-resize;
  background: transparent;
  transition: background var(--transition-fast);
}

.cleaner-table th .th-resize-handle:hover,
.cleaner-table th .th-resize-handle.resizing {
  background: var(--color-primary);
  opacity: 0.3;
}

.cleaner-table th.row-num-col {
  width: 44px;
  min-width: 44px;
  text-align: center;
  cursor: default;
}

.cleaner-table td {
  padding: 7px 12px;
  border-bottom: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  color: var(--color-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 280px;
  transition: background var(--transition-fast);
}

.cleaner-table td:last-child {
  border-right: none;
}

.cleaner-table td.row-num-cell {
  background: var(--color-surface-low);
  color: var(--color-outline);
  font-size: 10px;
  font-weight: 600;
  text-align: center;
  width: 44px;
  min-width: 44px;
}

.cleaner-table tbody tr:nth-child(even) {
  background-color: rgba(0, 0, 0, 0.01);
}

html.dark .cleaner-table tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.02);
}

.cleaner-table tbody tr:hover td {
  background-color: var(--color-surface-low);
}

.cleaner-table td[contenteditable="true"] {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
  background: var(--color-surface) !important;
}

.cleaner-table td.highlight-match {
  background: rgba(99, 102, 241, 0.08) !important;
}

html.dark .cleaner-table td.highlight-match {
  background: rgba(255, 255, 255, 0.06) !important;
}

.cleaner-table td.empty-cell {
  background: repeating-linear-gradient(45deg,
      transparent,
      transparent 3px,
      rgba(186, 26, 26, 0.04) 3px,
      rgba(186, 26, 26, 0.04) 6px);
}

.cleaner-table td.duplicate-row-cell {
  border-left: 3px solid var(--color-orange);
}

/* ── Pagination ──────────────────────────── */
.cleaner-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-low);
  font-size: 12px;
  color: var(--color-secondary-text);
}

.cleaner-pagination-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cleaner-pagination-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cleaner-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-secondary-text);
  background: transparent;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-main);
}

.cleaner-page-btn:hover {
  background: var(--color-surface);
  color: var(--color-primary);
}

.cleaner-page-btn.active {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
}

.cleaner-page-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.cleaner-per-page-select {
  padding: 4px 24px 4px 8px;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 11px;
  font-family: var(--font-main);
  background: var(--color-surface);
  color: var(--color-primary);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
}

/* ── Operations Panel (Clean Data Tab) ───── */
.cleaner-ops-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  flex: 1;
  min-height: 0;
  /* allow operations panel to fit the card size strictly */
  overflow: hidden;
}

.cleaner-ops-sidebar {
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: none;
  /* Hide scrollbar for Firefox */
  -ms-overflow-style: none;
  /* Hide scrollbar for IE/Edge */
}

.cleaner-ops-sidebar::-webkit-scrollbar {
  display: none;
  /* Hide scrollbar for Chrome/Safari/Edge */
}

.cleaner-ops-section-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 0 4px;
}

.cleaner-op-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--color-primary);
  background: var(--color-surface-low);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
  text-align: left;
}

.cleaner-op-btn:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.cleaner-op-btn .material-symbols-outlined {
  font-size: 18px !important;
  color: var(--color-secondary-text);
}

.cleaner-op-btn .op-label {
  flex: 1;
}

.cleaner-op-btn .op-count {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 50px;
  background: var(--color-surface-variant);
  color: var(--color-outline);
  min-width: 28px;
  text-align: center;
}

.cleaner-ops-preview {
  flex: 1;
  overflow: hidden;
  /* prevent nested scrollbars, internal grid does the scrolling */
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.cleaner-ops-preview-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  gap: 8px;
}

.cleaner-change-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 50px;
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
}

html.dark .cleaner-change-badge {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .cleaner-ops-layout {
    grid-template-columns: 1fr;
  }

  .cleaner-ops-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    max-height: 200px;
  }
}

/* ── Transform Tab ───────────────────────── */
.cleaner-transform-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  flex: 1;
  min-height: 0;
  /* constrain height of transformation system to the parent card */
  overflow: hidden;
}

.cleaner-transform-sidebar {
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: none;
  /* Hide scrollbar for Firefox */
  -ms-overflow-style: none;
  /* Hide scrollbar for IE/Edge */
}

.cleaner-transform-sidebar::-webkit-scrollbar {
  display: none;
  /* Hide scrollbar for Chrome/Safari/Edge */
}

.cleaner-transform-form {
  flex: 1;
  overflow: auto;
  padding: 20px;
}

.cleaner-form-group {
  margin-bottom: 16px;
}

.cleaner-form-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.cleaner-form-input,
.cleaner-form-select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 12px;
  font-family: var(--font-main);
  background: var(--color-surface-low);
  color: var(--color-primary);
  outline: none;
  transition: border-color var(--transition-fast);
}

.cleaner-form-input:focus,
.cleaner-form-select:focus {
  border-color: var(--color-primary);
}

.cleaner-form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}

.cleaner-form-apply-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-main);
  background: var(--color-primary);
  color: var(--color-on-primary);
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-fast);
  margin-top: 8px;
}

.cleaner-form-apply-btn:hover {
  opacity: 0.85;
}

@media (max-width: 768px) {
  .cleaner-transform-layout {
    grid-template-columns: 1fr;
  }

  .cleaner-transform-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    max-height: 180px;
  }
}

/* ── Validation Tab ──────────────────────── */
.cleaner-validation-container {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  /* strict validation container shrinking */
}

.cleaner-validation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 30px;
}

.cleaner-metric-card {
  background: var(--color-surface-low);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all var(--transition-fast);
}

.cleaner-metric-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.cleaner-metric-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cleaner-metric-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.cleaner-metric-sub {
  font-size: 11px;
  color: var(--color-secondary-text);
}

/* Health Score Gauge */
.cleaner-health-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 30px 0;
}

.cleaner-health-gauge {
  position: relative;
  width: 180px;
  height: 180px;
}

.cleaner-health-gauge svg {
  transform: rotate(-90deg);
}

.cleaner-health-gauge .gauge-bg {
  fill: none;
  stroke: var(--color-surface-variant);
  stroke-width: 12;
}

.cleaner-health-gauge .gauge-fill {
  fill: none;
  stroke-width: 12;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease, stroke 0.3s ease;
}

.cleaner-health-gauge .gauge-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.cleaner-health-score-value {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}

.cleaner-health-score-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.cleaner-health-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
}

/* ── Properties Panel (Right Side) ───────── */
.cleaner-main-layout {
  display: flex;
  gap: 20px;
  width: 100%;
  max-width: 1280px;
  /* Wider desktop canvas layout */
  margin: 0 auto;
  min-height: 600px;
  align-items: stretch;
}

.cleaner-main-left {
  flex: 1;
  min-width: 0;
  /* Flexible desktop layout size that dynamically adapts without collapsing */
  display: flex;
  flex-direction: column;
}

.cleaner-properties-panel {
  width: 280px;
  /* Symmetrical spacing and size alignment */
  flex-shrink: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 17px;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
  margin-top: 0;
  /* Align top with dataset tabs bar */
  height: auto;
  /* Allow stretching to match left panel height exactly */
  box-sizing: border-box;
}

html.dark .cleaner-properties-panel {
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.25), 0 2px 6px -1px rgba(0, 0, 0, 0.15);
}

.cleaner-props-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.cleaner-prop-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cleaner-prop-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cleaner-prop-value {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  word-break: break-all;
}

.cleaner-prop-types-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 275px;
  /* Fixed size to prevent height increase when columns are high */
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-width: thin;
}

/* Premium scrollbar styling for data types list */
.cleaner-prop-types-list::-webkit-scrollbar {
  width: 5px;
}

.cleaner-prop-types-list::-webkit-scrollbar-track {
  background: transparent;
}

.cleaner-prop-types-list::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 10px;
}

.cleaner-prop-types-list::-webkit-scrollbar-thumb:hover {
  background: var(--color-outline);
}

.cleaner-prop-type-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  padding: 3px 0;
}

.cleaner-prop-type-name {
  color: var(--color-primary);
  font-weight: 500;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cleaner-prop-type-badge {
  font-size: 9px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 50px;
  background: var(--color-surface-variant);
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

@media (max-width: 1024px) {
  .cleaner-properties-panel {
    display: none;
  }
}

/* ── Export Modal ─────────────────────────── */
.cleaner-export-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 20px;
}

.cleaner-export-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.cleaner-export-modal {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px -16px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--transition-normal);
}

.cleaner-export-overlay.open .cleaner-export-modal {
  transform: scale(1) translateY(0);
}

.cleaner-export-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
}

.cleaner-export-title {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
}

.cleaner-export-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cleaner-export-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: var(--color-surface-low);
}

.cleaner-export-option:hover {
  border-color: var(--color-primary);
  background: var(--color-surface);
}

.cleaner-export-option-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-heading);
  flex-shrink: 0;
}

.cleaner-export-option-icon.csv {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
}

.cleaner-export-option-icon.xlsx {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}

.cleaner-export-option-icon.json {
  background: rgba(139, 92, 246, 0.1);
  color: #8b5cf6;
}

html.dark .cleaner-export-option-icon {
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--color-primary) !important;
}

.cleaner-export-option-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cleaner-export-option-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

.cleaner-export-option-desc {
  font-size: 11px;
  color: var(--color-secondary-text);
}

/* ── Empty State ─────────────────────────── */
.cleaner-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 30px;
  text-align: center;
  flex: 1;
  gap: 12px;
}

.cleaner-empty-icon {
  font-size: 48px !important;
  color: var(--color-outline);
  opacity: 0.4;
}

.cleaner-empty-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
}

.cleaner-empty-desc {
  font-size: 13px;
  color: var(--color-secondary-text);
  max-width: 340px;
}

/* ── Toast Notification (reuse existing) ─── */
.cleaner-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  font-family: var(--font-main);
  animation: slideUpFadeCenter 0.3s ease-out;
  max-width: 400px;
  width: calc(100% - 40px);
  box-sizing: border-box;
}

.cleaner-toast .toast-icon-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
}

.cleaner-toast.success .toast-icon-container {
  background-color: rgba(16, 185, 129, 0.08);
  border: 1.2px solid rgba(16, 185, 129, 0.15);
  color: #10b981;
}

.cleaner-toast.error .toast-icon-container {
  background-color: rgba(220, 38, 38, 0.08);
  border: 1.2px solid rgba(220, 38, 38, 0.15);
  color: #dc2626;
}

.cleaner-toast.info .toast-icon-container {
  background-color: rgba(99, 102, 241, 0.08);
  border: 1.2px solid rgba(99, 102, 241, 0.15);
  color: var(--color-primary);
}

.cleaner-toast .toast-icon-container .material-symbols-outlined {
  font-size: 18px !important;
}

.cleaner-toast .toast-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex-grow: 1;
}

.cleaner-toast .toast-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.25;
}

.cleaner-toast .toast-description {
  font-size: 11.5px;
  color: var(--color-secondary-text);
  line-height: 1.35;
}

.cleaner-toast .toast-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: transparent;
  border: none;
  color: var(--color-outline);
  cursor: pointer;
  border-radius: 50%;
  flex-shrink: 0;
  transition: all var(--transition-fast);
  margin-left: 4px;
}

.cleaner-toast .toast-close-btn:hover {
  background-color: var(--color-surface-low);
  color: var(--color-primary);
}

@keyframes slideUpFadeCenter {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes slideUpFade {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* ── Settings View ───────────────────────── */
.settings-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.settings-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.settings-section-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-low);
}

.settings-section-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

.settings-section-desc {
  font-size: 11px;
  color: var(--color-secondary-text);
  margin-top: 2px;
}

.settings-section-body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.settings-row-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
}

.settings-row-desc {
  font-size: 11px;
  color: var(--color-secondary-text);
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-surface-variant);
  border-radius: 50px;
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  bottom: 3px;
  background: var(--color-on-primary);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.toggle-switch input:checked+.toggle-slider {
  background: var(--color-primary);
}

.toggle-switch input:checked+.toggle-slider::before {
  transform: translateX(18px);
}

.settings-select {
  padding: 6px 24px 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 12px;
  font-family: var(--font-main);
  background: var(--color-surface-low);
  color: var(--color-primary);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

.settings-danger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-main);
  color: #dc2626;
  background: transparent;
  border: 1px solid #dc2626;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.settings-danger-btn:hover {
  background: #dc2626;
  color: #fff;
}

/* ── Sidebar coming-soon badge ───────────── */
.sidebar-coming-soon {
  font-size: 8px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 50px;
  background: var(--color-surface-variant);
  color: var(--color-outline);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-left: auto;
}

/* ── Context Menu ────────────────────────── */
.cleaner-context-menu {
  position: fixed;
  z-index: 20000;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  padding: 4px;
  min-width: 160px;
  display: none;
}

.cleaner-context-menu.open {
  display: block;
}

.cleaner-context-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--color-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: background var(--transition-fast);
  border-radius: var(--radius-sm);
}

.cleaner-context-item:hover {
  background: var(--color-surface-low);
}

.cleaner-context-item .material-symbols-outlined {
  font-size: 16px !important;
  color: var(--color-secondary-text);
}

.cleaner-context-divider {
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

/* ── Modern Validation Layout & Quality Score Dashboard ── */
.cleaner-validation-layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 10px;
}

@media (min-width: 768px) {
  .cleaner-validation-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    align-items: stretch;
  }
}

.cleaner-health-card {
  background: var(--color-surface-low);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.cleaner-health-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  border-color: var(--color-primary);
}

@media (max-width: 1024px) {

  /* Stack cleaner card and properties panel vertically with gap */
  .cleaner-main-layout {
    flex-direction: column;
    min-height: auto;
    gap: 16px !important;
  }

  .cleaner-main-left {
    min-width: 100% !important;
    /* Allow collapse to full width on tablets/mobile */
  }

  .cleaner-properties-panel {
    width: 100% !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04) !important;
    padding: 20px !important;
    margin-top: 0 !important;
    /* Reset desktop margin-top */
    height: auto !important;
    /* Reset desktop height */
    display: flex !important;
    /* Override the previous media query display:none */
  }

  .cleaner-workspace-card {
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05) !important;
  }
}

@media (max-width: 1280px) {

  /* Hide text, show only icons for left-side buttons on cleaner toolbar */
  .cleaner-toolbar-btn:not(#cleaner-tb-gen-chart) span:not(.material-symbols-outlined) {
    display: none !important;
  }
}

@media (max-width: 768px) {

  /* Dynamic Operations & Transforms Grid for Mobile instead of tiny vertical scrollbar */
  .cleaner-ops-sidebar,
  .cleaner-transform-sidebar {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)) !important;
    gap: 10px !important;
    border-right: none !important;
    border-bottom: 1px solid var(--color-border) !important;
    padding: 16px !important;
    max-height: none !important;
    background: var(--color-surface-low) !important;
  }

  .cleaner-ops-section-title {
    grid-column: 1 / -1;
    margin-top: 6px;
    margin-bottom: 2px;
    padding: 0 !important;
  }

  .cleaner-op-btn {
    margin: 0 !important;
  }
}

@media (max-width: 600px) {
  .cleaner-workspace-card {
    height: 500px !important;
    /* slightly more compact on narrow phone viewports */
  }

  /* Compact & Premium Mobile Toolbar: show only material icons for secondary options */
  .cleaner-toolbar {
    padding: 8px !important;
    gap: 6px !important;
  }

  .cleaner-toolbar-btn {
    padding: 8px !important;
    justify-content: center;
  }

  .cleaner-toolbar-divider {
    margin: 0 2px !important;
    height: 18px !important;
  }
}

/* ── Custom Pop-up Modals ─────────────────── */
.cleaner-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: cleanerFadeIn 0.25s ease forwards;
}

.cleaner-modal-card {
  width: 90%;
  max-width: 580px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  padding: 24px;
  display: flex;
  flex-direction: column;
  animation: cleanerSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  box-sizing: border-box;
}

html.dark .cleaner-modal-card {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.cleaner-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 14px;
  margin-bottom: 16px;
}

.cleaner-modal-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cleaner-modal-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.cleaner-modal-close {
  background: transparent;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--color-outline);
  cursor: pointer;
  padding: 0;
  transition: color var(--transition-fast);
}

.cleaner-modal-close:hover {
  color: var(--color-error);
}

.cleaner-paste-textarea:focus {
  border-color: var(--color-primary) !important;
}

@keyframes cleanerFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes cleanerSlideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ── Mobile Responsive Pagination ── */
@media (max-width: 480px) {
  .cleaner-pagination {
    flex-direction: column !important;
    gap: 10px !important;
    align-items: center !important;
    padding: 12px 8px !important;
  }

  .cleaner-pagination-left,
  .cleaner-pagination-right {
    width: 100% !important;
    justify-content: center !important;
  }
}